b0654b95ed
Mapped memory increases when extent_alloc_wrapper() succeeds, and decreases when extent_dalloc_wrapper() is called (during purging).
92 lines
4.1 KiB
C
92 lines
4.1 KiB
C
#ifndef JEMALLOC_INTERNAL_ARENA_EXTERNS_H
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#define JEMALLOC_INTERNAL_ARENA_EXTERNS_H
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static const size_t large_pad =
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#ifdef JEMALLOC_CACHE_OBLIVIOUS
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PAGE
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#else
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0
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#endif
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;
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extern ssize_t opt_decay_time;
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extern const arena_bin_info_t arena_bin_info[NBINS];
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void arena_stats_large_nrequests_add(tsdn_t *tsdn, arena_stats_t *arena_stats,
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szind_t szind, uint64_t nrequests);
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void arena_stats_mapped_add(tsdn_t *tsdn, arena_stats_t *arena_stats,
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size_t size);
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void arena_stats_merge(tsdn_t *tsdn, arena_t *arena, unsigned *nthreads,
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const char **dss, ssize_t *decay_time, size_t *nactive, size_t *ndirty,
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arena_stats_t *astats, malloc_bin_stats_t *bstats,
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malloc_large_stats_t *lstats);
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void arena_extent_cache_dalloc(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent);
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#ifdef JEMALLOC_JET
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size_t arena_slab_regind(extent_t *slab, szind_t binind, const void *ptr);
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#endif
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extent_t *arena_extent_alloc_large(tsdn_t *tsdn, arena_t *arena,
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size_t usize, size_t alignment, bool *zero);
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void arena_extent_dalloc_large_prep(tsdn_t *tsdn, arena_t *arena,
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extent_t *extent);
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void arena_extent_dalloc_large_finish(tsdn_t *tsdn, arena_t *arena,
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extent_t *extent);
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void arena_extent_ralloc_large_shrink(tsdn_t *tsdn, arena_t *arena,
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extent_t *extent, size_t oldsize);
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void arena_extent_ralloc_large_expand(tsdn_t *tsdn, arena_t *arena,
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extent_t *extent, size_t oldsize);
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ssize_t arena_decay_time_get(tsdn_t *tsdn, arena_t *arena);
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bool arena_decay_time_set(tsdn_t *tsdn, arena_t *arena, ssize_t decay_time);
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void arena_purge(tsdn_t *tsdn, arena_t *arena, bool all);
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void arena_maybe_purge(tsdn_t *tsdn, arena_t *arena);
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void arena_reset(tsd_t *tsd, arena_t *arena);
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void arena_destroy(tsd_t *tsd, arena_t *arena);
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void arena_tcache_fill_small(tsdn_t *tsdn, arena_t *arena,
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tcache_bin_t *tbin, szind_t binind, uint64_t prof_accumbytes);
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void arena_alloc_junk_small(void *ptr, const arena_bin_info_t *bin_info,
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bool zero);
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#ifdef JEMALLOC_JET
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typedef void (arena_dalloc_junk_small_t)(void *, const arena_bin_info_t *);
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extern arena_dalloc_junk_small_t *arena_dalloc_junk_small;
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#else
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void arena_dalloc_junk_small(void *ptr, const arena_bin_info_t *bin_info);
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#endif
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void *arena_malloc_hard(tsdn_t *tsdn, arena_t *arena, size_t size,
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szind_t ind, bool zero);
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void *arena_palloc(tsdn_t *tsdn, arena_t *arena, size_t usize,
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size_t alignment, bool zero, tcache_t *tcache);
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void arena_prof_promote(tsdn_t *tsdn, extent_t *extent, const void *ptr,
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size_t usize);
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void arena_dalloc_promoted(tsdn_t *tsdn, extent_t *extent, void *ptr,
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tcache_t *tcache, bool slow_path);
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void arena_dalloc_bin_junked_locked(tsdn_t *tsdn, arena_t *arena,
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extent_t *extent, void *ptr);
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void arena_dalloc_small(tsdn_t *tsdn, arena_t *arena, extent_t *extent,
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void *ptr);
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bool arena_ralloc_no_move(tsdn_t *tsdn, extent_t *extent, void *ptr,
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size_t oldsize, size_t size, size_t extra, bool zero);
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void *arena_ralloc(tsdn_t *tsdn, arena_t *arena, extent_t *extent, void *ptr,
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size_t oldsize, size_t size, size_t alignment, bool zero, tcache_t *tcache);
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dss_prec_t arena_dss_prec_get(arena_t *arena);
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bool arena_dss_prec_set(arena_t *arena, dss_prec_t dss_prec);
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ssize_t arena_decay_time_default_get(void);
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bool arena_decay_time_default_set(ssize_t decay_time);
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void arena_basic_stats_merge(tsdn_t *tsdn, arena_t *arena,
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unsigned *nthreads, const char **dss, ssize_t *decay_time, size_t *nactive,
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size_t *ndirty);
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unsigned arena_nthreads_get(arena_t *arena, bool internal);
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void arena_nthreads_inc(arena_t *arena, bool internal);
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void arena_nthreads_dec(arena_t *arena, bool internal);
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size_t arena_extent_sn_next(arena_t *arena);
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arena_t *arena_new(tsdn_t *tsdn, unsigned ind, extent_hooks_t *extent_hooks);
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void arena_boot(void);
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void arena_prefork0(tsdn_t *tsdn, arena_t *arena);
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void arena_prefork1(tsdn_t *tsdn, arena_t *arena);
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void arena_prefork2(tsdn_t *tsdn, arena_t *arena);
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void arena_prefork3(tsdn_t *tsdn, arena_t *arena);
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void arena_postfork_parent(tsdn_t *tsdn, arena_t *arena);
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void arena_postfork_child(tsdn_t *tsdn, arena_t *arena);
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#endif /* JEMALLOC_INTERNAL_ARENA_EXTERNS_H */
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